ovaries

At 20 weeks, a team of 15 doctors at the John Radcliffe Hospital in Oxford carried out a five-hour operation to remove the cancerous cells on both ovaries behind the womb.

I will also need to have my ovaries removed by the age of 40 to reduce my risk of developing ovarian cancer.

Meanwhile Lucy will inject herself with trigger shots to stimulate the follicles within her ovaries to increase the number of eggs produced which will be retrieved, and then made into embryos with Ollie's sperm.

IVF - or in vitro fertilisation - involves the removal of eggs from a woman's ovaries, which are then fertilised with sperm in a laboratory.

When Karen’s sister was just 11 years old, doctors discovered that her ovaries were covered in cysts.